Interface unit for electronic bar code reader



FIG. 1 is a bottom, front, right side perspective view of an interface unit for electronic bar code reader showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof.

The right side elevational view is identical to that shown in FIG. 3. 

The ornamental design for an interface unit for electronic bar code reader, as shown and described. 